RU2010153151A - CORROSION INHIBITORS BASED ON TUNGSTEN - Google Patents

CORROSION INHIBITORS BASED ON TUNGSTEN Download PDF

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RU2010153151A
RU2010153151A RU2010153151/02A RU2010153151A RU2010153151A RU 2010153151 A RU2010153151 A RU 2010153151A RU 2010153151/02 A RU2010153151/02 A RU 2010153151/02A RU 2010153151 A RU2010153151 A RU 2010153151A RU 2010153151 A RU2010153151 A RU 2010153151A
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tungstate
acrylamide
alkali metal
solution
acrylic acid
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RU2010153151/02A
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Russian (ru)
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RU2509178C2 (en
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Крейг У. МАЕРС (US)
Крейг У. МАЕРС
Стивен Р. ХЭТЧ (US)
Стивен Р. ХЭТЧ
Дональд А. ДЖОНСОН (US)
Дональд А. Джонсон
Филлип И. БУРЕМАН (US)
Филлип И. БУРЕМАН
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Налко Компани (Us)
Налко Компани
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    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
    • C23F11/187—Mixtures of inorganic inhibitors
    • C23F11/188—Mixtures of inorganic inhibitors containing phosphates
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05C—NITROGENOUS FERTILISERS
    • C05C1/00—Ammonium nitrate fertilisers
    • C05C1/02—Granulation; Pelletisation; Stabilisation; Colouring
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
    • C05G5/00—Fertilisers characterised by their form
    • C05G5/20—Liquid fertilisers
    • C05G5/23—Solutions
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
    • C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
    • C23F11/18—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids using inorganic inhibitors
    • C23F11/185—Refractory metal-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F14/00—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes
    • C23F14/02—Inhibiting incrustation in apparatus for heating liquids for physical or chemical purposes by chemical means

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pest Control & Pesticides (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Fertilizers (AREA)

Abstract

1. Способ ингибирования коррозии поверхности черного металла, подвергаемой воздействию раствора азотных удобрений, включающий: добавление к раствору азотных удобрений от примерно 1 млн-1 до примерно 5 млн-1 вольфрамата щелочного металла, эффективного количества ортофосфата, фосфоната и/или фосфонита и при необходимости эффективного количества стабилизатора железа. ! 2. Способ по п.1, в котором указанный раствор азотных удобрений представляет собой раствор мочевины и нитрата аммония. ! 3. Способ по п.1, в котором вольфрамат щелочного металла выбирают из группы, состоящей из вольфрамата натрия, вольфрамата калия, вольфрамата лития и их сочетаний. ! 4. Способ по п.1, в котором стабилизатор железа представляет собой полимерный диспергирующий агент. ! 5. Способ по п.4, в котором полимерный диспергирующий агент представляет собой гомополимер акриловой кислоты и/или тройной сополимер акриловой кислоты, акриламида и акриламидометансульфоновой кислоты. ! 6. Способ по п.4, в котором полимерный диспергирующий агент включает один или более мономеров, выбранных из группы, состоящей из акриловой кислоты, акриламида, третбутилакриламида, метакриловой кислоты, итаконовой кислоты, малеинового ангидрида, 2-акриламид-2-метилпропансульфоновой кислоты, стиролсульфоната, винилсульфоната, аллилглицидилового простого эфира, аллил-гидроксипропил-сульфонатного простого эфира, простого аллилового эфира полиэтиленгликоля, аллилсульфоната и их сочетаний. ! 7. Способ по п.4, в котором полимерный диспергирующий агент представляет собой сополимер акриламида и акриловой кислоты при соотношении 3:1. ! 8. Способ по п.1, в котором вольфрамат щелочно 1. A method of inhibiting corrosion of the surface of a ferrous metal exposed to a solution of nitrogen fertilizers, comprising: adding to the solution of nitrogen fertilizers from about 1 ppm to about 5 ppm of alkali metal tungstate, an effective amount of orthophosphate, phosphonate and / or phosphonite and, if necessary effective amount of iron stabilizer. ! 2. The method according to claim 1, in which the specified solution of nitrogen fertilizers is a solution of urea and ammonium nitrate. ! 3. The method according to claim 1, wherein the alkali metal tungstate is selected from the group consisting of sodium tungstate, potassium tungstate, lithium tungstate, and combinations thereof. ! 4. The method according to claim 1, in which the iron stabilizer is a polymeric dispersing agent. ! 5. The method according to claim 4, in which the polymer dispersing agent is a homopolymer of acrylic acid and / or a triple copolymer of acrylic acid, acrylamide and acrylamide methanesulfonic acid. ! 6. The method according to claim 4, in which the polymer dispersing agent comprises one or more monomers selected from the group consisting of acrylic acid, acrylamide, tert-butyl acrylamide, methacrylic acid, itaconic acid, maleic anhydride, 2-acrylamide-2-methylpropanesulfonic acid, styrene sulfonate, vinyl sulfonate, allyl glycidyl ether, allyl hydroxypropyl sulfonate ether, polyethylene glycol allyl ether, allyl sulfonate, and combinations thereof. ! 7. The method according to claim 4, in which the polymer dispersing agent is a copolymer of acrylamide and acrylic acid in a ratio of 3: 1. ! 8. The method according to claim 1, in which tungstate is alkaline

Claims (14)

1. Способ ингибирования коррозии поверхности черного металла, подвергаемой воздействию раствора азотных удобрений, включающий: добавление к раствору азотных удобрений от примерно 1 млн-1 до примерно 5 млн-1 вольфрамата щелочного металла, эффективного количества ортофосфата, фосфоната и/или фосфонита и при необходимости эффективного количества стабилизатора железа.1. A method of inhibiting corrosion, the exposed nitrogen fertilizer solution of ferrous metal surface comprising: adding to the nitrogen fertilizer solution from about 1 million to about 5 -1 -1 million alkali metal tungstate, an effective amount of orthophosphate, a phosphonate and / or phosphonite and optionally effective amount of iron stabilizer. 2. Способ по п.1, в котором указанный раствор азотных удобрений представляет собой раствор мочевины и нитрата аммония.2. The method according to claim 1, in which the specified solution of nitrogen fertilizers is a solution of urea and ammonium nitrate. 3. Способ по п.1, в котором вольфрамат щелочного металла выбирают из группы, состоящей из вольфрамата натрия, вольфрамата калия, вольфрамата лития и их сочетаний.3. The method according to claim 1, wherein the alkali metal tungstate is selected from the group consisting of sodium tungstate, potassium tungstate, lithium tungstate, and combinations thereof. 4. Способ по п.1, в котором стабилизатор железа представляет собой полимерный диспергирующий агент.4. The method according to claim 1, wherein the iron stabilizer is a polymeric dispersant. 5. Способ по п.4, в котором полимерный диспергирующий агент представляет собой гомополимер акриловой кислоты и/или тройной сополимер акриловой кислоты, акриламида и акриламидометансульфоновой кислоты.5. The method according to claim 4, in which the polymer dispersing agent is a homopolymer of acrylic acid and / or a triple copolymer of acrylic acid, acrylamide and acrylamide methanesulfonic acid. 6. Способ по п.4, в котором полимерный диспергирующий агент включает один или более мономеров, выбранных из группы, состоящей из акриловой кислоты, акриламида, третбутилакриламида, метакриловой кислоты, итаконовой кислоты, малеинового ангидрида, 2-акриламид-2-метилпропансульфоновой кислоты, стиролсульфоната, винилсульфоната, аллилглицидилового простого эфира, аллил-гидроксипропил-сульфонатного простого эфира, простого аллилового эфира полиэтиленгликоля, аллилсульфоната и их сочетаний.6. The method according to claim 4, in which the polymer dispersing agent comprises one or more monomers selected from the group consisting of acrylic acid, acrylamide, tert-butyl acrylamide, methacrylic acid, itaconic acid, maleic anhydride, 2-acrylamide-2-methylpropanesulfonic acid, styrene sulfonate, vinyl sulfonate, allyl glycidyl ether, allyl hydroxypropyl sulfonate ether, polyethylene glycol allyl ether, allyl sulfonate and combinations thereof. 7. Способ по п.4, в котором полимерный диспергирующий агент представляет собой сополимер акриламида и акриловой кислоты при соотношении 3:1.7. The method according to claim 4, in which the polymer dispersing agent is a copolymer of acrylamide and acrylic acid in a ratio of 3: 1. 8. Способ по п.1, в котором вольфрамат щелочного металла, ортофосфат, фосфонат и/или фосфонит и при необходимости стабилизатор железа добавляют по отдельности к раствору азотных удобрений.8. The method according to claim 1, in which the alkali metal tungstate, orthophosphate, phosphonate and / or phosphonite and, if necessary, an iron stabilizer are added separately to the solution of nitrogen fertilizers. 9. Способ по п.1, включающий непрерывное добавление к раствору азотных удобрений вольфрамата щелочного металла, ортофосфата, фосфоната и/или фосфонита и при необходимости стабилизатора железа.9. The method according to claim 1, comprising continuously adding alkali metal tungstate, orthophosphate, phosphonate and / or phosphonite and, if necessary, an iron stabilizer to the nitrogen fertilizer solution. 10. Способ по п.1, включающий периодическое добавление к раствору азотных удобрений вольфрамата щелочного металла, ортофосфата, фосфоната и/или фосфонита и при необходимости стабилизатора железа.10. The method according to claim 1, comprising periodically adding alkali metal tungstate, orthophosphate, phosphonate and / or phosphonite and, if necessary, an iron stabilizer to the nitrogen fertilizer solution. 11. Способ по п.1, в котором вольфрамат щелочного металла представляет собой порошок или гранулированное твердое вещество.11. The method according to claim 1, in which the alkali metal tungstate is a powder or granular solid. 12. Способ по п.1, в котором вольфрамат щелочного металла представляет собой водный раствор при концентрации от 5 до 38 мас.%.12. The method according to claim 1, in which the tungstate of an alkali metal is an aqueous solution at a concentration of from 5 to 38 wt.%. 13. Способ ингибирования коррозии поверхности черного металла, подвергаемой воздействию раствора азотных удобрений, включающий добавление к раствору азотных удобрений от примерно 1 млн-1 до примерно 5 млн-1 вольфрамата щелочного металла, эффективного количества ортофосфата, фосфоната и/или фосфонита и эффективного количества стабилизатора железа, причем стабилизатор железа является полимерным диспергирующим агентом, включающим тройной сополимер акриловой кислоты, акриламида и акриламидометансульфоновой кислоты и/или сополимер акриламида и акриловой кислоты при соотношении 3:1.13. A method of inhibiting corrosion, the exposed nitrogen fertilizer solution of ferrous metal surface, comprising adding to the nitrogen fertilizer solution from about 1 million to about 5 -1 -1 million alkali metal tungstate, an effective amount of orthophosphate, a phosphonate and / or phosphonite stabilizer and an effective amount of iron, and the iron stabilizer is a polymeric dispersant, including a ternary copolymer of acrylic acid, acrylamide and acrylamide methanesulfonic acid and / or an acrylic copolymer amide and acrylic acid in a ratio of 3: 1. 14. Композиция для ингибирования коррозии поверхности черного металла, подвергаемой воздействию раствора азотных удобрений, включающая от примерно 1 млн-1 до примерно 5 млн-1 вольфрамата щелочного металла, эффективное количество ортофосфата, фосфоната и/или фосфонита и, при необходимости, эффективное количество стабилизатора железа. 14. A composition for inhibiting, the exposed nitrogen fertilizer solution the corrosion of ferrous metal surfaces, comprising from about 1 million to about 5 -1 -1 million alkali metal tungstate, an effective amount of orthophosphate, a phosphonate and / or phosphonite and, optionally, an effective amount of a stabilizer gland.
RU2010153151/02A 2008-06-18 2009-06-16 Tungstate-based corrosion inhibitors RU2509178C2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/141,512 US7968007B2 (en) 2005-04-25 2008-06-18 Tungstate based corrosion inhibitors
US12/141,512 2008-06-18
PCT/US2009/047493 WO2009155282A1 (en) 2008-06-18 2009-06-16 Tungstate based corrosion inhibitors

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RU2010153151A true RU2010153151A (en) 2012-07-27
RU2509178C2 RU2509178C2 (en) 2014-03-10

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US (1) US7968007B2 (en)
AR (1) AR072190A1 (en)
BR (1) BRPI0909918B1 (en)
CA (1) CA2727033C (en)
RU (1) RU2509178C2 (en)
TW (1) TWI526577B (en)
WO (1) WO2009155282A1 (en)

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US20080289384A1 (en) 2008-11-27
CA2727033A1 (en) 2009-12-23
RU2509178C2 (en) 2014-03-10
WO2009155282A1 (en) 2009-12-23
US7968007B2 (en) 2011-06-28
CA2727033C (en) 2015-03-31
TW201000675A (en) 2010-01-01
AR072190A1 (en) 2010-08-11
BRPI0909918A2 (en) 2015-10-20
BRPI0909918B1 (en) 2019-12-03
TWI526577B (en) 2016-03-21

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